public static async Task <HttpResponseMessage> Content(Movie_Data movie, RangeHeaderValue header)
{
if (movie == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
string path = Get.MoviePath(movie);
if (path == null)
{
throw new HttpResponseException(HttpStatusCode.NoContent);
}
MovieFileInfo = new FileInfo(Path.Combine(path, movie.name + "." + movie.ext));
if (!MovieFileInfo.Exists)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
long totalLength = MovieFileInfo.Length;
RangeHeaderValue rangeHeader = header;
response = new HttpResponseMessage();
response.Headers.AcceptRanges.Add("bytes");
// The request will be treated as normal request if there is no Range header.
if (rangeHeader == null || !rangeHeader.Ranges.Any())
{
response.StatusCode = HttpStatusCode.OK;
response.Content = await Contains.RangeHeader();
response.Content.Headers.ContentLength = totalLength;
await History.Create(History.Type.API, new History_API()
{
api_action = "Movie " + movie.Movie_Info.title + " served successfully.",
api_type = "Task -> Streaming movie ",
api_datetime = DateTime.Now
});
return(response);
}
long start = 0, end = 0;
// 1. If the unit is not 'bytes'.
// 2. If there are multiple ranges in header value.
// 3. If start or end position is greater than file length.
if (rangeHeader.Unit != "bytes" || rangeHeader.Ranges.Count > 1 ||
!Read.RangeItem(rangeHeader.Ranges.First(), totalLength, out start, out end))
{
response.StatusCode = HttpStatusCode.RequestedRangeNotSatisfiable;
response.Content = new StreamContent(Stream.Null); // No content for this status.
response.Content.Headers.ContentRange = new ContentRangeHeaderValue(totalLength);
response.Content.Headers.ContentType = Get.MimeNameFromExt(MovieFileInfo.Extension);
await History.Create(History.Type.API, new History_API()
{
api_action = "Movie " + movie.Movie_Info.title + " served successfully.",
api_type = "Task -> Streaming movie ",
api_datetime = DateTime.Now
});
return(response);
}
var contentRange = new ContentRangeHeaderValue(start, end, totalLength);
// PartialContent creator
response.StatusCode = HttpStatusCode.PartialContent;
response.Content = await Create.PartialContent(start, end);
response.Content.Headers.ContentLength = end - start + 1;
response.Content.Headers.ContentRange = contentRange;
await History.Create(History.Type.API, new History_API()
{
api_action = "Movie " + movie.Movie_Info.title + " served successfully.",
api_type = "Task -> Streaming movie ",
api_datetime = DateTime.Now
});
return(response);
}
